<template>
  <el-dialog
    title="配置权限"
    :model-value="modelValue"
    width="30%"
    align-center
    draggable
    @close="onClose"
  >
    <el-tree
      ref="treeRef"
      :data="allPermission"
      show-checkbox
      node-key="id"
      default-expand-all
      :props="defaultProps">
    </el-tree>

    <template #footer>
      <span class="dialog-footer">
        <el-button @click="onClose">取消</el-button>
        <el-button type="primary" @click="onConfirm">确定</el-button>
      </span>
    </template>
  </el-dialog>
</template>

<script setup>
import { defineProps, defineEmits, ref, watch ,nextTick } from 'vue'
import {getPermission} from "@/api/api";
import { ElMessage } from 'element-plus'

const props = defineProps({
  modelValue: {
    type: Boolean,
    required: true
  },
  roleId: {
    type: String,
    required: true
  }
})
const emits = defineEmits(['update:modelValue'])

// 所有权限
const allPermission = ref([])
const getPermissionList = async () => {
   const data = await getPermission()

  allPermission.value = data.obj

}
getPermissionList()

// 属性结构配置
const defaultProps = {
  children: 'secondMenuList',
  label: 'name'
}

// tree 节点
const treeRef = ref(null)
// 获取当前用户角色的权限
const getRolePermission = async () => {
  //真实情况这里是接口获取，我们这里模拟一个数组
  let treeData = ['1','1-1','1-2','2','2-1','2-2','3','3-1','3-2'];
  //随机从数组中获取一个值
  let key = treeData[Math.floor((Math.random()*treeData.length))];
  const checkedKeys = [key]
  //el-tree数据渲染完成
  await nextTick()
  treeRef.value.setCheckedKeys(checkedKeys)
}
//
watch(
  () => props.roleId,
  val => {
    if (val) getRolePermission()
  }
)

/**
  确定按钮点击事件
 */
const onConfirm = () => {
  // await distributePermission({
  //   roleId: props.roleId,
  //   permissions: treeRef.value.getCheckedKeys()
  // })
  console.log(treeRef.value.getCheckedKeys())
  ElMessage.success("用户角色更新成功")
  onClose()
}

/**
 * 关闭
 */
const onClose = () => {
  emits('update:modelValue', false)
}
</script>

<style lang="scss" scoped></style>
